Rpm adjustments are made via two rotary switches located on the harness side of the unit.
Msd two step launch control.
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It installs in manual and automatic transmissions.
Ls 2 step launch control.
Launch control module rpm controller or 2 step are just a few of the names by which msd performance s launch mechanism device is described.
This msd 2 step launch control is designed for ford modular 5 0l engines with coil on plug ignitions.
Msd 8739 two step module selector 5 0 out of 5 stars 4.
Only 5 left in stock order soon.
Basically it all boils down to ignition control.
Msd ignition 8733 2 step launch control for gm ls engines 4 6 out of 5 stars 36.
Though you won t literally blast off into the sky with the msd ls 2 step launch control it will feel like you are.
Designed for manual and automatic transmissions.
This launch control is designed for gen 3 and gen 4 gm lsx engines manufactured after 1997 and can be used with 24x or 58x trigger wheels.
The 2 step control switches to a lower rpm limit that will assist in consistent launches and 60 foot times.
Msd 6421 6al 2 ignition control with 2 step rev limiter.
An aftermarket two step rev limiter lets you set one lower limiter for launch and a higher limit for when you re upshifting as you accelerate away.
Only 3 left in stock order soon.